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<h2><a href="local_closure_goog_fx_cssspriteanimation_test.js.html">cssspriteanimation_test.js</a></h2>

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<a name="line1"></a>// Copyright 2008 The Closure Library Authors. All Rights Reserved.
<a name="line2"></a>//
<a name="line3"></a>// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);
<a name="line4"></a>// you may not use this file except in compliance with the License.
<a name="line5"></a>// You may obtain a copy of the License at
<a name="line6"></a>//
<a name="line7"></a>//      http://www.apache.org/licenses/LICENSE-2.0
<a name="line8"></a>//
<a name="line9"></a>// Unless required by applicable law or agreed to in writing, software
<a name="line10"></a>// distributed under the License is distributed on an &quot;AS-IS&quot; BASIS,
<a name="line11"></a>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
<a name="line12"></a>// See the License for the specific language governing permissions and
<a name="line13"></a>// limitations under the License.
<a name="line14"></a>
<a name="line15"></a>goog.provide(&#39;goog.fx.CssSpriteAnimationTest&#39;);
<a name="line16"></a>goog.setTestOnly(&#39;goog.fx.CssSpriteAnimationTest&#39;);
<a name="line17"></a>
<a name="line18"></a>goog.require(&#39;goog.fx.CssSpriteAnimation&#39;);
<a name="line19"></a>goog.require(&#39;goog.math.Box&#39;);
<a name="line20"></a>goog.require(&#39;goog.math.Size&#39;);
<a name="line21"></a>goog.require(&#39;goog.testing.MockClock&#39;);
<a name="line22"></a>goog.require(&#39;goog.testing.jsunit&#39;);
<a name="line23"></a>
<a name="line24"></a>var el;
<a name="line25"></a>var size;
<a name="line26"></a>var box;
<a name="line27"></a>var time = 1000;
<a name="line28"></a>var anim, clock;
<a name="line29"></a>
<a name="line30"></a>function setUpPage() {
<a name="line31"></a>  clock = new goog.testing.MockClock(true);
<a name="line32"></a>  el = document.getElementById(&#39;test&#39;);
<a name="line33"></a>  size = new goog.math.Size(10, 10);
<a name="line34"></a>  box = new goog.math.Box(0, 10, 100, 0);
<a name="line35"></a>}
<a name="line36"></a>
<a name="line37"></a>function tearDownPage() {
<a name="line38"></a>  clock.dispose();
<a name="line39"></a>}
<a name="line40"></a>
<a name="line41"></a>function setUp() {
<a name="line42"></a>  anim = new goog.fx.CssSpriteAnimation(el, size, box, time);
<a name="line43"></a>  anim.play();
<a name="line44"></a>}
<a name="line45"></a>
<a name="line46"></a>function tearDown() {
<a name="line47"></a>  anim.clearSpritePosition();
<a name="line48"></a>  anim.dispose();
<a name="line49"></a>}
<a name="line50"></a>
<a name="line51"></a>function assertBackgroundPosition(x, y) {
<a name="line52"></a>  if (typeof el.style.backgroundPositionX != &#39;undefined&#39;) {
<a name="line53"></a>    assertEquals(x + &#39;px&#39;, el.style.backgroundPositionX);
<a name="line54"></a>    assertEquals(y + &#39;px&#39;, el.style.backgroundPositionY);
<a name="line55"></a>  } else {
<a name="line56"></a>    var bgPos = el.style.backgroundPosition;
<a name="line57"></a>    var message = &#39;Expected &lt;&#39; + x + &#39;px &#39; + y + &#39;px&gt;, found &lt;&#39; + bgPos + &#39;&gt;&#39;;
<a name="line58"></a>    if (x == y) {
<a name="line59"></a>      // when x and y are the same the browser sometimes collapse the prop
<a name="line60"></a>      assertTrue(message,
<a name="line61"></a>                 bgPos == x || // in case of 0 without a unit
<a name="line62"></a>                 bgPos == x + &#39;px&#39; ||
<a name="line63"></a>                 bgPos == x + &#39; &#39; + y ||
<a name="line64"></a>                 bgPos == x + &#39;px &#39; + y + &#39;px&#39;);
<a name="line65"></a>    } else {
<a name="line66"></a>      assertTrue(message,
<a name="line67"></a>                 bgPos == x + &#39; &#39; + y ||
<a name="line68"></a>                 bgPos == x + &#39;px &#39; + y ||
<a name="line69"></a>                 bgPos == x + &#39; &#39; + y + &#39;px&#39; ||
<a name="line70"></a>                 bgPos == x + &#39;px &#39; + y + &#39;px&#39;);
<a name="line71"></a>    }
<a name="line72"></a>  }
<a name="line73"></a>}
<a name="line74"></a>
<a name="line75"></a>function testAnimation() {
<a name="line76"></a>  assertBackgroundPosition(0, 0);
<a name="line77"></a>
<a name="line78"></a>  clock.tick(5);
<a name="line79"></a>  assertBackgroundPosition(0, 0);
<a name="line80"></a>
<a name="line81"></a>  clock.tick(95);
<a name="line82"></a>  assertBackgroundPosition(0, -10);
<a name="line83"></a>
<a name="line84"></a>  clock.tick(100);
<a name="line85"></a>  assertBackgroundPosition(0, -20);
<a name="line86"></a>
<a name="line87"></a>  clock.tick(300);
<a name="line88"></a>  assertBackgroundPosition(0, -50);
<a name="line89"></a>
<a name="line90"></a>  clock.tick(400);
<a name="line91"></a>  assertBackgroundPosition(0, -90);
<a name="line92"></a>
<a name="line93"></a>  // loop around
<a name="line94"></a>  clock.tick(100);
<a name="line95"></a>  assertBackgroundPosition(0, 0);
<a name="line96"></a>}
<a name="line97"></a>
<a name="line98"></a>function testClearSpritePosition() {
<a name="line99"></a>  assertBackgroundPosition(0, 0);
<a name="line100"></a>
<a name="line101"></a>  clock.tick(100);
<a name="line102"></a>  assertBackgroundPosition(0, -10);
<a name="line103"></a>  anim.clearSpritePosition();
<a name="line104"></a>
<a name="line105"></a>  if (typeof el.style.backgroundPositionX != &#39;undefined&#39;) {
<a name="line106"></a>    assertEquals(&#39;&#39;, el.style.backgroundPositionX);
<a name="line107"></a>    assertEquals(&#39;&#39;, el.style.backgroundPositionY);
<a name="line108"></a>  }
<a name="line109"></a>
<a name="line110"></a>  assertEquals(&#39;&#39;, el.style.backgroundPosition);
<a name="line111"></a>}
</pre>


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